The Infiniti J30 was a rear wheel drive luxury car produced by Infiniti during 1992 – 1887. This article contains detail information about 1997 Infiniti J30 Wiring Diagram Electrical System Troubleshooting, harness layout, fuse and relay manual. Harness Connector, Standardized Relay, Power Supply Cable Routing, Ground Distribution, Battery, Starting System, Charging System, Combination Switch, Headlamp, Exterior Headlamp, Interior Headlamp, Meter and Gauges, Warning Lamps, Wiper and Washer.